int
b64decode(const uschar *code, uschar **ptr)
{
+
int x, y;
-uschar *result = store_get(3*(Ustrlen(code)/4) + 1);
+uschar *result;
-*ptr = result;
+{
+ int l = Ustrlen(code);
+ *ptr = result = store_get(1 + l/4 * 3 + l%4);
+}
/* Each cycle of the loop handles a quantum of 4 input bytes. For the last
quantum this may decode to 1, 2, or 3 output bytes. */